@interface NUKeyframeSequenceDouble2 : NUKeyframeSequence { void /* unknown type, empty encoding */ _scale; void /* unknown type, empty encoding */ _bias; void *_values; } - (id)debugQuickLookObject; - (void)dealloc; - (void /* unknown type, empty encoding */)sampleAtTime:(struct { long long x0; int x1; unsigned int x2; long long x3; })a0; - (id)sparseSequence; - (void)_compressAndStoreValues:(void *)a0 count:(unsigned long long)a1; - (id)initWithInterpolation:(long long)a0 count:(unsigned long long)a1 times:(struct { long long x0; int x1; unsigned int x2; long long x3; } *)a2 values:(void *)a3; - (id)initWithKeyframeSequence:(id)a0 values:(void *)a1; - (void /* unknown type, empty encoding */)tangentOfKeyframeAtIndex:(long long)a0; - (void /* unknown type, empty encoding */)valueOfKeyframeAtIndex:(long long)a0; @end